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Class If

Represents "if" instruction.

Assembly: WaaS.Core.dll
Declaration
[OpCode(4)]
public class If : BlockInstruction

Inheritance: System.Object -> WaaS.Models.Instruction -> WaaS.Models.BlockInstruction

Properties

Arity

View Source
Declaration
public override uint Arity { get; }

Else

View Source
Declaration
public Else Else { get; }

Methods

PreValidateStackState(in ValidationContext)

Get the number of values to pop and push from the stack to validate stack depth.

View Source
Declaration
public override (uint popCount, uint pushCount) PreValidateStackState(in ValidationContext context)
Returns

System.ValueTuple<System.UInt32,System.UInt32>

Parameters
TypeName
WaaS.Models.ValidationContextcontext

ValidateStackState(in ValidationContext, ref ValidationBlockStackState)

Simulates stack operations to validate the stack state.

View Source
Declaration
public override void ValidateStackState(in ValidationContext context, ref ValidationBlockStackState stackState)
Parameters
TypeName
WaaS.Models.ValidationContextcontext
WaaS.Models.ValidationBlockStackStatestackState

OnBeforeBlockEnter(WasmStackFrame, out uint)

View Source
Declaration
protected override void OnBeforeBlockEnter(WasmStackFrame current, out uint continuationIndex)
Parameters
TypeName
WaaS.Runtime.WasmStackFramecurrent
System.UInt32continuationIndex

InjectDelimiter(BlockDelimiterInstruction)

View Source
Declaration
public override void InjectDelimiter(BlockDelimiterInstruction delimiter)
Parameters
TypeName
WaaS.Models.BlockDelimiterInstructiondelimiter